Towel bar



FIG. 1 is a perspective view of a towel bar showing our design;

FIG. 2 is a front elevation thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a left side view thereof, the opposite side being a mirror image of the side shown.

The bar portion is shown broken-away in the views to indicate indeterminate length. 

The ornamental design for a towel bar, as shown and described. 